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How An Igloo Keeps You Warm

This time of year the northern part of the world is freezing and doesn’t want to go outside. Instead we like to warm ourselves at the fireplace or are glad to have a floor heating system. But what ebout eskimos? How do they keep themselves from freezing to death? It’s Okay To Be Smart by PBS presents us an explaination of how igloos work.

“Building a perfect igloo takes cool science!”

via: geeksaresexy

The post How An Igloo Keeps You Warm appeared first on Viral Viral Videos.

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